<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<fieldset>
    <legend>
        登陆
    </legend>
     <label for="username">用户名</label>
     <input id="username" type="text" name="user">
     <br />
     <label for="passwd">密码</label>
     <input id="passwd" type="text" name="user">
     <br />
</fieldset>
</body>
</html>